Company Filing History:
Years Active: 2001-2009
Title: Atsushi Fujiki: Innovator in Semiconductor Technology
Introduction
Atsushi Fujiki is a prominent inventor based in Takasaki, Japan. He has made significant contributions to the field of semiconductor technology, holding a total of 3 patents. His work focuses on enhancing the functionality and reliability of semiconductor integrated circuits.
Latest Patents
Fujiki's latest patents include a semiconductor integrated circuit device and a method of manufacturing the same. This invention involves a power MOSFET Qp and a protection circuit formed over a semiconductor substrate, ensuring that they are electrically separated. A screening voltage is applied between the gate electrode and the source electrode of the power MOSFET Qp, which helps eliminate any latent defects. Additionally, a non-defective power MOSFET Qp is electrically connected to the protection circuit via a bonding wire.
Another notable patent is for a semiconductor integrated circuit that features a current control function. This circuit is constituted by either a p-channel MOS transistor or an n-channel MOS transistor, which is connected between the control terminal and the common terminal to produce a predetermined voltage. The comparing circuit operates in response to a control voltage, comparing the predetermined reference voltage with the current-detected voltage from the current detecting circuit. The gate controlling MOS transistor adjusts the gate voltage of the power MOS transistor based on the comparison output.
Career Highlights
Atsushi Fujiki is currently employed at Hitachi, Ltd., where he continues to innovate in semiconductor technology. His work has significantly impacted the efficiency and reliability of electronic devices.
Collaborations
Fujiki has collaborated with notable colleagues, including Tetsuo Iijima and Nobuo Tsukagoshi, further enhancing the scope and impact of his inventions.
Conclusion
Atsushi Fujiki's contributions to semiconductor technology through his innovative patents demonstrate his expertise and commitment to advancing the field. His work continues to influence the development of reliable electronic components.